diff --git a/reactos/win32ss/user/user32/misc/stubs.c b/reactos/win32ss/user/user32/misc/stubs.c
index aa445c91b12..f3e4926b32d 100644
--- a/reactos/win32ss/user/user32/misc/stubs.c
+++ b/reactos/win32ss/user/user32/misc/stubs.c
@@ -475,15 +475,6 @@ BOOL WINAPI DdeGetQualityOfService(HWND hWnd, DWORD Reserved, PSECURITY_QUALITY_
   return FALSE;
 }
 
-/*
- * @unimplemented
- */
-BOOL WINAPI SetProcessDPIAware(VOID)
-{
-    UNIMPLEMENTED;
-    return TRUE;
-}
-
 /*
  * @unimplemented
  */
diff --git a/reactos/win32ss/user/user32/user32.spec b/reactos/win32ss/user/user32/user32.spec
index 80f266cc604..f6ea66155bf 100644
--- a/reactos/win32ss/user/user32/user32.spec
+++ b/reactos/win32ss/user/user32/user32.spec
@@ -739,9 +739,6 @@
 @ stdcall wvsprintfA(ptr str ptr)
 @ stdcall wvsprintfW(ptr wstr ptr)
 
-; Functions exported by Win Vista
-@ stdcall SetProcessDPIAware()
-
 ; Unknown and undocumented functions
 ; @ stdcall CalcChildScroll(long long)
 ; @ stdcall CharNextExW(long wstr long)